v. t. [ 1st pref. un- + seven. ] To render other than seven; to make to be no longer seven. [ Obs. & R. ] “To unseven the sacraments of the church of Rome.” Fuller. [ 1913 Webster ]
a. 1. Not seen or discovered. [ 1913 Webster ]
2. Unskilled; inexperienced. [ Obs. ] Clarendon. [ 1913 Webster ]